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System80 810

Eurorack Module
By Rory Dow

System80 810. Size: 30HP. Current: +12V 55mA, -12V 45mA.System80 810. Size: 30HP. Current: +12V 55mA, -12V 45mA.

The black, white and orange livery of the 810 by System80 may give you some hint as to its influences. System80 are a company with a clear mission: to clone, reproduce, imitate or generally take influence from, some of Roland’s finer analogue circuitries.

The 810 comprises of a VCO, VCF and VCA, packed into a single 30HP module. Together they can be used as a single, Roland-flavoured analogue voice. It takes inspiration from various classic Roland designs from the late 1970s and early 1980s, including the System 700, System 100m and Jupiter 8, although it’s not a clone of any of them.

The VCO is a discrete oscillator which tracks over eight octaves using the 1V/oct input (simply labelled ‘kybd’, as was the fashion in the ’70s). A large range control offers octave transposing up to six octaves and there’s a fine tune control to get it perfect. There are two CV inputs with attenuators for exponential frequency modulation. A sync input allows the VCO to sync to an external signal, with switchable strong...

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Published September 2019